An unexpected monster black hole was found hiding inside one of the Milky Way's tiniest neighbors, rewriting what scientists ...

Small and unassuming, Segue 1 is a nearby dwarf galaxy containing only a handful of stars—too few to provide the gravity ...

Supermassive black holes stand out for their fundamental role in the evolution of galaxies and the history of the universe.

Centuries before anyone pointed a telescope at the sky, Isaac Newton figured out how gravity works. He showed that any object ...

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

It is no secret that at the center of our galaxy, the Milky Way, lies a supermassive black hole better known as Sagittarius A ...

A mysterious glow at the center of the Milky Way has puzzled astronomers for more than a decade. New research offers an ...

Astronomers see no stars ejected from the center of our Milky Way galaxy, giving them important information about the Sgr A* black hole.

The James Webb Space Telescope's Near-Infrared Camera (NIRCam) reveals a stunning view of star-forming region Sagittarius C ...

Standing on Earth and gazing out into the night sky, you’d think our Milky Way galaxy is relatively calm. Most nearby ...

For 50 years, astronomers have been searching for evidence of winds emanating from the black hole Sagittarius A*. Now, they finally think they have an answer. Reading time: Reading time 3 minutes ...

New simulations reveal the glow at Milky Way’s heart may come from dark matter, challenging long-held cosmic theories.